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signet的复数形式为：signets...
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以硫酸氢钾为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Isoamyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸高铈为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Isoamyl butyrate was synthesized by using ceric sulfate as the catalyst.以硫酸铈铵为催化剂,...
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经过一系列相互转换的代谢途径达到了恒态性的条件.After series of related and interconvertible pathways, a steady - state condition is reached.质量与能量相等而又是可以互相转换的.Energy and mass are equal and interchangeable.酶是一种灵活的结构转换的内容.POD is a flexible struct...
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白蛋白过少...
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vt.（使）下火车...
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adv.不相信地，怀疑地...
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adj.& n.双柱式的（门廊）...
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Research has revealed him to be [ that he was ] a hermit.调查结果表明他原是一位隐士.The hermit followed an ascetic life - style.这个隐士过的是苦行生活.You'd have to do that if you was a hermit. "你要是隐士,你也得这么做. ”...
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I felt loath to sully the gleaming brass knocker by handling it.我不愿意伸手去抓那闪亮的黄铜门环，怕把它弄脏。Number 30 has a red door and a brass knocker.30号有一扇红门和一幅铜门环.The knocker is oblong in shape, and of the kind our ancestors called " ja...
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shit的一般过去时为：shat...
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But on the vexing issue of taxation, progress has been slow.然而税收争议仍惹人心烦意乱, 而且不知所从.It is vexing to have to admit you are wrong.不得不承认自己错了是件很苦恼的事情.It's as vexing as the riddle of the Sphinx.这个问题和古埃及司芬克思的谜语一样令人费解....
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因为天气暖和，戴维只穿了一件白色的棉衬衣。Because it was warm, David wore only a white cotton shirt.用一根棉签把轮廓抹花。Smudge the outline using a cotton-wool bud.多数小地毯是简单的棉质方块垫。Most of the rugs are simple cotton squares....
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equicontrollability的音标：equicontrollability的英式发音音标为：[i:kwɪkəntrəʊlə'bɪlɪtɪ]equicontrollability的美式发音音标为：[ikwɪkəntroʊlə'bɪlɪtɪ]...
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microsphygmy的音标：microsphygmy的英式发音音标为：[maɪk'rɒsfaɪɡmɪ]microsphygmy的美式发音音标为：[maɪk'rɒsfaɪɡmɪ]...